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Rockville, UT
Full City Profile · Utah · Washington County County
2.4
/5.0
C
Fair
169
Population
20/sq mi density
$46,250
Median Income
$43,314 per capita
$658,300
Home Value
$735,442 Zillow
$1,500
Median Rent
32.5% income on rent
61°F
Avg Temperature
330 sunny days/yr
1,449
Violent Crime/100K
5,435 property/100K
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$46,250 median income, 0.0% unemployment
F
Affordability
1.0 / 5.0
$658,300 home value, $1,500/mo rent
F
Safety
1.0 / 5.0
1,449 violent crimes/100K (281% above avg)
B+
Education
3.7 / 5.0
34.3% bachelor's degree or higher
Rockville enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 41°F in January while summers reach 83°F in July. The area gets 330 sunny days per year. Annual precipitation totals 11.6 inches. The area receives 1.4 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
41°F Jan (5°C)
83°F Jul (28°C)
| Annual Average | 60.8°F |
| 13% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 3,915 ft (1,193 m) |
| Area | 8.2 sq mi (21.3 km²) |
| Population Density | 20/sq mi |
| Coordinates | 37.1478°N, 113.0548°W |
| Timezone | America/Denver |
| County | Washington County County |
| Nearest Airport | St George Regional (SGU) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0468 ppm |
| NO₂ (Nitrogen Dioxide) | 8.0 ppb |
| PM2.5 (Fine Particles) | 4.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.8 / 100 |
| Social Vulnerability | 20.8 / 100 |
| Community Resilience | 45.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Very High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Relatively High |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Markagunt Plateau (59 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Markagunt Plateau | Volcanic field | 2,840 m (9,318 ft) | 1050 | 59 km |
| Uinkaret Field | Volcanic field | 1,555 m (5,102 ft) | 1100 | 86 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 1.7 in | |
| February | 41°F (5°C) | 1.8 in | |
| March | 46°F (8°C) | 2.0 in | Wettest |
| April | 52°F (11°C) | 1.0 in | |
| May | 61°F (16°C) | 0.8 in | |
| June | 71°F (22°C) | 0.4 in | Driest |
| July | 83°F (28°C) | 1.2 in | Warmest |
| August | 76°F (25°C) | 1.5 in | |
| September | 69°F (20°C) | 1.1 in | |
| October | 57°F (14°C) | 1.1 in | |
| November | 45°F (7°C) | 1.4 in | |
| December | 37°F (3°C) | 1.3 in | Coldest |
Rockville has a seasonal temperature swing of 46°F / from 37°F in December to 83°F in July. Total annual precipitation is 15.2 inches, with March being the wettest month (2.0") and June the driest (0.4").